Allied Boat Co. Seawind MK II Cutter

Sailboat 31′ 7″ Since 1975

Overview

Builder
Allied Boat Co.
Model
Seawind MK II Cutter
Type
Sailboat
Built
1975–1982
Designer
Thomas Gilmer
Hull
Long Keel
Hull material
FG w/balsa deck & coach
Rig
Cutter

Dimensions

Length overall
31′ 7″ (9.63 m)
Waterline length
25′ 6″ (7.77 m)
Beam
10′ 5″ (3.17 m)
Displacement
14,900 lb (6,759 kg)
Ballast
5,800 lb (2,631 kg)

Sails and rig

Sail area
532 sq ft (49.4 m²)
I (foretriangle height)
38′ 10″ (11.83 m)
J (foretriangle base)
15′ (4.57 m)
P (mainsail luff)
33′ 8″ (10.27 m)
E (mainsail foot)
13′ 3″ (4.04 m)

Design ratios

Sail area / displacement
14.1

Power from the sails for the boat's weight. Under 16 is modest, 16–20 a typical cruiser, over 20 lively.

Displacement / length
401

How heavy the boat is for its waterline. Under 200 is light, 200–300 moderate, over 300 heavy.

Ballast ratio
39%

Share of the weight that is ballast. Higher generally means stiffer in a breeze.

Capsize screening
1.69

Under 2 is generally considered better for offshore use.

More details

Ballast Type
Lead
Construction
FG w/balsa deck & coach

Data from Mauri Pro Sailboat Data. Check details with the builder before relying on them.

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